Power Supply: From
utility-power (mains) outlet, through included external Universal power supply. Output
Voltage: 6V DC Center-Positive. Do not substitute any other external power supply
without contacting the factory first

The Hall Research UVA-2 Extender is a Unshielded Twisted Pair
(UTP) VGA video splitter(transmitter) with audio, and it is
compatible for use with URA receivers. It extends video and
audio via a single Cat5 cable up to a distance of 1000 feet.
The compact unit is reliable and rugged. The unit enhances
the signal for clean and crisp distribution.
Differential signaling prevents ground loops and noise.